<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<script type="text/javascript">
			function fun1(){
				console.log("1");
			}
			function fun2(){
				console.log("2");
			}
			setTimeout(fun1,0);
			fun2();
		</script>
	</body>
</html>
